| 发明名称 |
artigo fotocrâmico revestido e artigo fotocrâmico. |
| 摘要 |
<p>Described are articles having a photochromic poly(meth)acrylic coating The coatings exhibit a Fischer microhardness of from 50 to 150 Newtons per mm2 and improved photochromic performance properties, i.e., the formation of darker activated colors and faster rates of photochromic activation and fade when irradiated with ultraviolet light.</p> |
| 申请公布号 |
BR0012206(B1) |
申请公布日期 |
2010.08.24 |
| 申请号 |
BR20000012206 |
申请日期 |
2000.06.30 |
| 申请人 |
|
发明人 |
CLETUS N. WELCH;ROBERT W. WALTERS;DAVID T. MCKEOUGH;ERIC KING |
| 分类号 |
C08F222/00;G02C7/10;B32B27/30;B60J1/00;C08F222/10;C08F290/06;C09D4/00;C09D4/06;C09K9/02;G02B5/23 |
主分类号 |
C08F222/00 |
| 代理机构 |
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代理人 |
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| 地址 |
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